﻿<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>上传动画界面</title>

<script src="js/jquery-2.1.4.min.js"></script>

<style>
html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Roboto', sans-serif;
  background: -webkit-linear-gradient(bottom, #4F6072, #8699AA);
  background: linear-gradient(to top, #4F6072, #8699AA);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.upload {
  position: relative;
  width: 400px;
  min-height: 445px;
  box-sizing: border-box;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  padding-bottom: 20px;
  background: #fff;
  -webkit-animation: fadeup .5s .5s ease both;
          animation: fadeup .5s .5s ease both;
  -webkit-transform: translateY(20px);
          transform: translateY(20px);
  opacity: 0;
}
.upload .upload-files header {
  background: #4db6ac;
  text-align: center;
}
.upload .upload-files header p {
  color: #fff;
  font-size: 40px;
  margin: 0;
  padding: 50px 0;
}
.upload .upload-files header p i {
  -webkit-transform: translateY(20px);
          transform: translateY(20px);
  opacity: 0;
  font-size: 30px;
  -webkit-animation: fadeup .5s 1s ease both;
          animation: fadeup .5s 1s ease both;
}
.upload .upload-files header p .up {
  font-weight: bold;
  -webkit-transform: translateX(-20px);
          transform: translateX(-20px);
  display: inline-block;
  opacity: 0;
  -webkit-animation: faderight .5s 1.5s ease both;
          animation: faderight .5s 1.5s ease both;
}
.upload .upload-files header p .load {
  display: inline-block;
  font-weight: 100;
  margin-left: -8px;
  -webkit-transform: translateX(-20px);
          transform: translateX(-20px);
  opacity: 0;
  -webkit-animation: faderight 1s 1.5s ease both;
          animation: faderight 1s 1.5s ease both;
}
.upload .upload-files .body {
  text-align: center;
  padding: 50px 0;
  padding-bottom: 30px;
}
.upload .upload-files .body.hidden {
  display: none;
}
.upload .upload-files .body input {
  visibility: hidden;
}
.upload .upload-files .body i {
  font-size: 65px;
  color: lightgray;
}
.upload .upload-files .body p {
  font-size: 14px;
  padding-top: 15px;
  line-height: 1.4;
}
.upload .upload-files .body p b,
.upload .upload-files .body p a {
  color: #4db6ac;
}
.upload .upload-files .body.active {
  border: dashed 2px #4db6ac;
}
.upload .upload-files .body.active i {
  box-shadow: 0 0 0 -3px #fff, 0 0 0 lightgray, 0 0 0 -3px #fff, 0 0 0 lightgray;
  -webkit-animation: file .5s ease both;
          animation: file .5s ease both;
}
@-webkit-keyframes file {
  50% {
    box-shadow: -8px 8px 0 -3px #fff, -8px 8px 0 lightgray, -8px 8px 0 -3px #fff, -8px 8px 0 lightgray;
  }
  75%,
          100% {
    box-shadow: -8px 8px 0 -3px #fff, -8px 8px 0 lightgray, -16px 16px 0 -3px #fff, -16px 16px 0 lightgray;
  }
}
@keyframes file {
  50% {
    box-shadow: -8px 8px 0 -3px #fff, -8px 8px 0 lightgray, -8px 8px 0 -3px #fff, -8px 8px 0 lightgray;
  }
  75%,
          100% {
    box-shadow: -8px 8px 0 -3px #fff, -8px 8px 0 lightgray, -16px 16px 0 -3px #fff, -16px 16px 0 lightgray;
  }
}
.upload .upload-files .body.active .pointer-none {
  pointer-events: none;
}
.upload .upload-files footer {
  width: 100%;
  margin: 0 auto;
  height: 0;
}
.upload .upload-files footer .divider {
  margin: 0 auto;
  width: 0;
  border-top: solid 4px #46aba1;
  text-align: center;
  overflow: hidden;
  -webkit-transition: width .5s ease;
  transition: width .5s ease;
}
.upload .upload-files footer .divider span {
  display: inline-block;
  -webkit-transform: translateY(-25px);
          transform: translateY(-25px);
  font-size: 12px;
  padding-top: 8px;
}
.upload .upload-files footer.hasFiles {
  height: auto;
}
.upload .upload-files footer.hasFiles .divider {
  width: 100%;
}
.upload .upload-files footer.hasFiles .divider span {
  -webkit-transform: translateY(0);
          transform: translateY(0);
  -webkit-transition: -webkit-transform .5s .5s ease;
  transition: -webkit-transform .5s .5s ease;
  transition: transform .5s .5s ease;
  transition: transform .5s .5s ease, -webkit-transform .5s .5s ease;
}
.upload .upload-files footer .list-files {
  width: 320px;
  margin: 0 auto;
  margin-top: 15px;
  padding-left: 5px;
  text-align: center;
  overflow-x: hidden;
  overflow-y: auto;
  max-height: 210px;
}
.upload .upload-files footer .list-files::-webkit-scrollbar-track {
  background-color: rgba(211, 211, 211, 0.25);
}
.upload .upload-files footer .list-files::-webkit-scrollbar {
  width: 4px;
  background-color: rgba(211, 211, 211, 0.25);
}
.upload .upload-files footer .list-files::-webkit-scrollbar-thumb {
  background-color: rgba(77, 182, 172, 0.5);
}
.upload .upload-files footer .list-files .file {
  width: 300px;
  min-height: 50px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  opacity: 0;
  -webkit-animation: fade .35s ease both;
          animation: fade .35s ease both;
}
.upload .upload-files footer .list-files .file .name {
  font-size: 12px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  width: 80px;
  text-align: left;
}
.upload .upload-files footer .list-files .file .progress {
  width: 175px;
  height: 5px;
  border: solid 1px lightgray;
  border-radius: 2px;
  background: -webkit-linear-gradient(right, rgba(77, 182, 172, 0.2), rgba(77, 182, 172, 0.8)) no-repeat;
  background: linear-gradient(to left, rgba(77, 182, 172, 0.2), rgba(77, 182, 172, 0.8)) no-repeat;
  background-size: 100% 100%;
}
.upload .upload-files footer .list-files .file .progress.active {
  -webkit-animation: progress 30s linear;
          animation: progress 30s linear;
}
@-webkit-keyframes progress {
  from {
    background-size: 0 100%;
  }
  to {
    background-size: 100% 100%;
  }
}
@keyframes progress {
  from {
    background-size: 0 100%;
  }
  to {
    background-size: 100% 100%;
  }
}
.upload .upload-files footer .list-files .file .done {
  cursor: pointer;
  width: 40px;
  height: 40px;
  background: #4db6ac;
  border-radius: 50%;
  margin-left: -10px;
  -webkit-transform: scale(0);
          transform: scale(0);
  position: relative;
}
.upload .upload-files footer .list-files .file .done:before {
  content: "View";
  position: absolute;
  top: 0;
  left: -5px;
  font-size: 24px;
  opacity: 0;
}
.upload .upload-files footer .list-files .file .done:hover:before {
  -webkit-transition: all .25s ease;
  transition: all .25s ease;
  top: -30px;
  opacity: 1;
}
.upload .upload-files footer .list-files .file .done.anim {
  -webkit-animation: done1 .5s ease forwards;
          animation: done1 .5s ease forwards;
}
.upload .upload-files footer .list-files .file .done.anim #path {
  -webkit-animation: done2 2.5s .5s ease forwards;
          animation: done2 2.5s .5s ease forwards;
}
.upload .upload-files footer .list-files .file .done #path {
  stroke-dashoffset: 7387.59423828125;
  stroke-dasharray: 7387.59423828125 7387.59423828125;
  stroke: #fff;
  fill: transparent;
  stroke-width: 50px;
}
@-webkit-keyframes done2 {
  to {
    stroke-dashoffset: 0;
  }
}
@keyframes done2 {
  to {
    stroke-dashoffset: 0;
  }
}
@-webkit-keyframes done1 {
  50% {
    -webkit-transform: scale(0.5);
            transform: scale(0.5);
    opacity: 1;
  }
  80% {
    -webkit-transform: scale(0.25);
            transform: scale(0.25);
    opacity: 1;
  }
  100% {
    -webkit-transform: scale(0.5);
            transform: scale(0.5);
    opacity: 1;
  }
}
@keyframes done1 {
  50% {
    -webkit-transform: scale(0.5);
            transform: scale(0.5);
    opacity: 1;
  }
  80% {
    -webkit-transform: scale(0.25);
            transform: scale(0.25);
    opacity: 1;
  }
  100% {
    -webkit-transform: scale(0.5);
            transform: scale(0.5);
    opacity: 1;
  }
}
.upload .upload-files footer .importar {
  outline: none;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 20px;
  margin: auto;
  border: solid 1px #4db6ac;
  color: #4db6ac;
  background: transparent;
  padding: 8px 15px;
  font-size: 12px;
  border-radius: 4px;
  font-family: Roboto;
  line-height: 1;
  cursor: pointer;
  -webkit-transform: translateY(15px);
          transform: translateY(15px);
  opacity: 0;
  margin-left: calc(50% - 40px);
}
.upload .upload-files footer .importar.active {
  -webkit-transition: opacity .5s 1.5s ease, -webkit-transform .5s 1.5s ease;
  transition: opacity .5s 1.5s ease, -webkit-transform .5s 1.5s ease;
  transition: transform .5s 1.5s ease, opacity .5s 1.5s ease;
  transition: transform .5s 1.5s ease, opacity .5s 1.5s ease, -webkit-transform .5s 1.5s ease;
  -webkit-transform: translateY(0);
          transform: translateY(0);
  opacity: 1;
}
.upload .upload-files footer .importar:hover {
  background: #4db6ac;
  color: #fff;
}
@-webkit-keyframes fadeup {
  to {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    opacity: 1;
  }
}
@keyframes fadeup {
  to {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    opacity: 1;
  }
}
@-webkit-keyframes faderight {
  to {
    -webkit-transform: translateX(0);
            transform: translateX(0);
    opacity: 1;
  }
}
@keyframes faderight {
  to {
    -webkit-transform: translateX(0);
            transform: translateX(0);
    opacity: 1;
  }
}
@-webkit-keyframes fade {
  to {
    opacity: 1;
  }
}
@keyframes fade {
  to {
    opacity: 1;
  }
}
@media (max-width: 400px) {
  .upload {
    width: 100%;
    height: 100%;
  }
}
</style>
</head>
<body>

<link rel="stylesheet" type="text/css" href="http://cdn.bootcss.com/font-awesome/4.6.0/css/font-awesome.min.css">

<div class="upload">
	<div class="upload-files">
		<header>
			<p>
				<i class="fa fa-cloud-upload" aria-hidden="true"></i>
				<span class="up">up</span>
				<span class="load">load</span>
			</p>
		</header>
		<div class="body" id="drop">
			<i class="fa fa-file-text-o pointer-none" aria-hidden="true"></i>
			<p class="pointer-none"><b>拖放到这里</b> files here <br /> or <a href="" id="triggerFile">浏览</a>开始上传</p>
			<input type="file" multiple="multiple" />
		</div>
		<footer>
			<div class="divider">
				<span><AR>FILES</AR></span>
			</div>
			<div class="list-files">
				<!--   template   -->
			</div>
			<button class="importar">UPDATE FILES</button>
		</footer>
	</div>
</div>

<script type="text/javascript">
//DOM
const $ = document.querySelector.bind(document);

//APP
let App = {};
App.init = (function() {
	//Init
	function handleFileSelect(evt) {
		const files = evt.target.files; // FileList object

		//files template
		let template = `${Object.keys(files)
			.map(
				file => `<div class="file file--${file}">
     <div class="name"><span>${files[file].name}</span></div>
     <div class="progress active"></div>
     <div class="done">
	<a href="" target="_blank">
      <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" x="0px" y="0px" viewBox="0 0 1000 1000">
		<g><path id="path" d="M500,10C229.4,10,10,229.4,10,500c0,270.6,219.4,490,490,490c270.6,0,490-219.4,490-490C990,229.4,770.6,10,500,10z M500,967.7C241.7,967.7,32.3,758.3,32.3,500C32.3,241.7,241.7,32.3,500,32.3c258.3,0,467.7,209.4,467.7,467.7C967.7,758.3,758.3,967.7,500,967.7z M748.4,325L448,623.1L301.6,477.9c-4.4-4.3-11.4-4.3-15.8,0c-4.4,4.3-4.4,11.3,0,15.6l151.2,150c0.5,1.3,1.4,2.6,2.5,3.7c4.4,4.3,11.4,4.3,15.8,0l308.9-306.5c4.4-4.3,4.4-11.3,0-15.6C759.8,320.7,752.7,320.7,748.4,325z"</g>
		</svg>
						</a>
     </div>
    </div>`
			)
			.join("")}`;

		$("#drop").classList.add("hidden");
		$("footer").classList.add("hasFiles");
		$(".importar").classList.add("active");
		setTimeout(() => {
			$(".list-files").innerHTML = template;
		}, 1000);

		Object.keys(files).forEach(file => {
			let load = 2000 + file * 2000; // fake load
			setTimeout(() => {
				$(`.file--${file}`).querySelector(".progress").classList.remove("active");
				$(`.file--${file}`).querySelector(".done").classList.add("anim");
			}, load);
		});
	}

	// trigger input
	$("#triggerFile").addEventListener("click", evt => {
		evt.preventDefault();
		$("input[type=file]").click();
	});

	// drop events
	$("#drop").ondragleave = evt => {
		$("#drop").classList.remove("active");
		evt.preventDefault();
	};
	$("#drop").ondragover = $("#drop").ondragenter = evt => {
		$("#drop").classList.add("active");
		evt.preventDefault();
	};
	$("#drop").ondrop = evt => {
		$("input[type=file]").files = evt.dataTransfer.files;
		$("footer").classList.add("hasFiles");
		$("#drop").classList.remove("active");
		evt.preventDefault();
	};

	//upload more
	$(".importar").addEventListener("click", () => {
		$(".list-files").innerHTML = "";
		$("footer").classList.remove("hasFiles");
		$(".importar").classList.remove("active");
		setTimeout(() => {
			$("#drop").classList.remove("hidden");
		}, 500);
	});

	// input change
	$("input[type=file]").addEventListener("change", handleFileSelect);
})();
</script>

</body>
</html>
